The Engineering Procedure for Calculating the Plant for Betulin Extraction from Birch Bark Journal title: Lesnoy Zhurnal (Russian Forestry Journal) Authors: Al'bina V. Safina, Dilara F. Ziatdinova, Leysan R. Nazipova, Rushan G. Safin, Kirill V. Valeev, Subject(s): Technology, Forestry
